What color is #648D9C?

#648D9C is a grayish azure, closest to the named color Horizon. It belongs to the blue family of colors.

What is the RGB value of #648D9C?

The RGB value is 100, 141, 156: 100 red, 141 green and 156 blue on a 0 to 255 scale.

What is the complementary color of #648D9C?

The complementary color is #9C7364, found by rotating the hue 180° on the color wheel.

Is black or white text better on #648D9C?

Black text. Black text has a contrast ratio of 5.83:1 and white text 3.6:1. WCAG asks for at least 4.5:1 for normal text.

#648D9C color

#648D9C rgb(100, 141, 156)

Shades of blue

The hex color #648D9C is a grayish azure.

In the RGB color model it is made of 39.2% red, 55.3% green and 61.2% blue (100, 141, 156).

Its hue angle is 196°, with 22% saturation and 50% lightness. For print, the CMYK equivalent is 36% cyan, 10% magenta, 0% yellow and 39% black.

The closest named color is Horizon (#648894), a difference of 2.1 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 5.83:1).

#648D9C color codes

HEX	`#648D9C`
RGB	`rgb(100, 141, 156)`
RGB percent	`rgb(39.2%, 55.3%, 61.2%)`
HSL	`hsl(196, 22%, 50%)`
HSV / HSB	`hsv(196, 36%, 61%)`
CMYK	`cmyk(36%, 10%, 0%, 39%)`
CIE LAB	`lab(56.25, -10.2, -12.46)`
CIE LCH	`lch(56.25, 16.1, 230.71)`
CIE XYZ	`xyz(20.779, 24.158, 35.014)`
Decimal	`6589852`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #648D9C, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #648D9C	Ratio	AA	AAA	AA large
Sample text	5.83:1	Pass	Fail	Pass
Sample text	3.6:1	Fail	Fail	Pass

#648D9C as text on	Ratio	AA	AAA	AA large
Sample text	3.6:1	Fail	Fail	Pass
Sample text	5.83:1	Pass	Fail	Pass

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #648D9C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #648d9c; }
.text { color: #648d9c; }
.border { border: 2px solid #648d9c; }
.transparent { background-color: rgb(100 141 156 / 50%); }
.gradient { background: linear-gradient(to right, #648d9c, #64719c); }

Background

Text color

Border

Similar colors

Closest common color name: Air Force Blue.

Questions

What color is #648D9C?: #648D9C is a grayish azure, closest to the named color Horizon. It belongs to the blue family of colors.
What is the RGB value of #648D9C?: The RGB value is 100, 141, 156: 100 red, 141 green and 156 blue on a 0 to 255 scale.
What is the complementary color of #648D9C?: The complementary color is #9C7364, found by rotating the hue 180° on the color wheel.
Is black or white text better on #648D9C?: Black text. Black text has a contrast ratio of 5.83:1 and white text 3.6:1. WCAG asks for at least 4.5:1 for normal text.